This ProMag PolyDrum is a high-capacity replacement magazine intended for use with Smith & Wesson M&P9 series pistols. It holds 50 rounds and uses a polymer drum body with a blue steel upper magazine tower. Construction details include a DuPont Zytel-based polymer body, an injection-molded follower, and a heat-treated stainless steel spring; the product is made in the USA.
Key Specifications
- The caliber is 9mm.
- The capacity is 50 rounds.
- It fits Smith & Wesson M&P9 pistols.
- The magazine body is constructed of a DuPont Zytel-based polymer.
- The upper magazine tower is blue steel.
- The follower is injection molded polymer.
- The magazine spring is formed from heat-treated stainless steel.
- The finish is matte black.
- The product is Made in USA.
This drum magazine provides an option for extended range sessions and training drills where higher capacity is desired. Its polymer construction and steel components balance weight and durability for repeated use on compatible M&P9 pistols.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.




